In 2013, not long after leaving Wright Industries and going back out on my own, I taught my first PLC class for Automation Training, a Canadian company. I drove to Raleigh, NC, unpacked the equipment and set it up. It …
After months of being out of the training environment due to the pandemic, September took me back on the road. In addition to standard training classes for Automation Training (Siemens and Omron), I was approached by a customer to do …
Today’s post is in response to Yusuf Shaikh, who asked a question in a Facebook forum on PLCs. He asked “How to calculate average of drive current tag for every 15 seconds in Micrologix 1400 PLC?“ Of course there are …
As part of an effort to bring more students to my training facility in Lebanon, Tennessee (near Nashville), I have started a new training course that I believe is one of a kind. I have been teaching PLC and HMI/SCADA …
Hello all, I know its been a long time since I last posted, a lot going on here. Most importantly, my new book, Advanced PLC Hardware and Programming, is officially on sale! Final edits were done last week, and the …
Today’s post is extracted from my new “generic” PLC course manual, PLC Hardware and Programming – Multi-Platform. In the manual, I also cover the origins of the computer, beginning with the Babbage Analytical Engine, all the way back in 1823! …
Today’s post covers ASCII, string manipulation and how to deal with readable text in a PLC. The picture above is from a ControlLogix program (Allen-Bradley, RSLogix5000 v.16) I wrote back in 2006. The program communicated with a PC-based Cognex machine …
What makes a PLC different from a typical computer? After all, computers are used to control things, they can even run a software PLC. This short video is part of the introduction to a new training course I am producing …
Over the past few months I’ve mentioned that I am working on a new online course for PLC’s. Almost a month ago I posted a request for pictures due to some of the publisher restrictions on that sort of thing. …
PLC Hardware and Programming – Multi-Platform Manual Read more →
As I progressed through my automation career I was exposed to many different PLC platforms. My first job out of college was as an applications and sales engineer for a distributor of Eagle-Signal, Omron, Idec and Fuji PLCs. Back then …
